Report of the Chief of Engineers U.S. ArmyU.S. Government Printing Office, 1867 |
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Page 218
... mean of all the soundings between the said limits in A is ( January , 1867 ) 9 508 feet . The mean of all in B was ( August , 1865 ) 8.683 feet . From the latter sub- tract 0.314 foot , and we shall have S.369 feet , as the mean depth ...
... mean of all the soundings between the said limits in A is ( January , 1867 ) 9 508 feet . The mean of all in B was ( August , 1865 ) 8.683 feet . From the latter sub- tract 0.314 foot , and we shall have S.369 feet , as the mean depth ...
Page 474
... mean low water ; to remove en- tirelyTower Rock " by blasting it off to the depth of twenty - three feet at mean low water , and removing the fragments from the channel , and then to blast off and remove as much of " Corwin Rock " as ...
... mean low water ; to remove en- tirelyTower Rock " by blasting it off to the depth of twenty - three feet at mean low water , and removing the fragments from the channel , and then to blast off and remove as much of " Corwin Rock " as ...
Page 574
... mean result for that night . A mean of all the nights ' flashes is given as a final result . The method for the determination of latitude was that of opposite and nearly equal meridian zenith distances . The zenith telescope was the ...
... mean result for that night . A mean of all the nights ' flashes is given as a final result . The method for the determination of latitude was that of opposite and nearly equal meridian zenith distances . The zenith telescope was the ...
Page 577
... Mean results for each night . Probable error of a- Single result . Mean result . 1866 . o " October 1 October 2 333 33 44 52 50.88 64 44 50 50.26 +1.996 1.618 ± 0.347 0.202 Sum .... 97 Probable error of final result . Final result ...
... Mean results for each night . Probable error of a- Single result . Mean result . 1866 . o " October 1 October 2 333 33 44 52 50.88 64 44 50 50.26 +1.996 1.618 ± 0.347 0.202 Sum .... 97 Probable error of final result . Final result ...
Page 578
... Mean each night . results for Single result . Mean result . 1866 . о 1 October 13 October 15 44 38 43 45 54. 00 43 45 54 , 39 ± 0.970 0.972 Sum .. 0.146 0.158 ± 0.11107 82 Probable error of final result .. Final result .. = 43 ° 45 ...
... Mean each night . results for Single result . Mean result . 1866 . о 1 October 13 October 15 44 38 43 45 54. 00 43 45 54 , 39 ± 0.970 0.972 Sum .. 0.146 0.158 ± 0.11107 82 Probable error of final result .. Final result .. = 43 ° 45 ...
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Common terms and phrases
A. A. HUMPHREYS abstract amount appropriation ative velocity bidder boats bolts breakwater Brevet Brevet Brigadier Brevet Major Calm canal cents channel Chief of Engineers Clair flats commenced completed Conro construction contract contractors cord corps of engineers cost cribs cubic yards depth Detroit dredging E.NE E.SE East estimate evaporation excavation extend feet wide fiscal GEORGE THOM harbor hundred improvement inches and decimals iron island J. H. WILSON July June 30 Keokuk labor lake Lake Michigan Lieutenant Colonel low water materials Michigan miles below Pittsburg Milwaukee Mississippi river N.NE N.NW navigation Number of miles NW NW Ohio p. m. Mean pier piles pound proposed rapids repairs respectfully riprap river rock S.SE S.SW season September shoal shore South steamer stone survey SW SW T. J. CRAM theodolite Thunder Bay Island timber U. S. inches United States army vessels W.NW W.SW West Wind
Popular passages
Page 481 - Narrows," is approved, with the condition that the position of the breakwater shall first be determined by a board of engineers. You can proceed, however, to advertise for proposals for furnishing the necessary materials for the work, in order that no unnecessary delay may occur in its vigorous prosecution at as early a day as practicable. Very respectfully, your obedient servant, AA HUMPHREYS, Brig. Gen. and Chief of Engineers, Maj.
Page 268 - An act making appropriations for the repair, preservation, and completion of certain public works heretofore commenced under the authority of law...
Page 188 - I certify that the above is a true copy of the original Report of Resolutions adopted in Conference.
Page 176 - Whenever the Secretary of War invites proposals for any works, or for any material or labor for any works, there shall be separate proposals and separate contracts for each work, and also for each class of material or labor for each work.
Page 269 - An act further to amend the several acts for the establishment and regulation of the Treasury, War, and Navy Departments.
Page 519 - GENTLEMEN — I have the honor to submit my annual report for the fiscal year ending December 31. 1899. The assessed value of real and personal property returned for taxation is as follows: Real Estate $12,394,298 oo Personal Property.
Page 194 - I certify that the foregoing is a true copy of the original on file in the Department of State.
Page 19 - What amount of revenue was collected at the nearest port of entry to each work for the last fiscal year. 7. As far as practicable, what amount of commerce and navigation would be benefited by the completion of each particular work.
Page 157 - Labor, and no contract shall be made except after public advertisement for proposals in such form and manner as to secure general notice thereof, and the same shall only be made with the lowest...
Page 15 - That the superintendent of the United States Military Academy may hereafter be selected, and the officers on duty at that institution detailed from any arm of the service ; and the supervision and charge of the academy shall be in the War Department, under such officer or officers as the Secretary of War may assign to that duty;